Home / 19,917.22-27,474.37-12,452.26

Finding the Fourth Proportional to 19,917.22, 27,474.37 and 12,452.26

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Solution

The fourth proportional to 19,917.22, 27,474.37 and 12,452.26 is: 17,177.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,917.22 : 27,474.37 = 12,452.26 : x
  2. Step 2: Convert to fraction form
    19,917.22/27,474.37 = 12,452.26/x
  3. Step 3: Cross multiply
    19,917.22x = 27,474.37 × 12,452.26
  4. Step 4: Simplify right side
    19,917.22x = 342,117,998.58
  5. Step 5: Solve for x
    x = 342,117,998.58/19,917.22
  6. Step 6: Final answer
    x = 17,177.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.